#!/usr/bin/python

import os

data = "I am a boy. That looks like tired."

f = open('test.txt','wb')
f.write(data)
f.close()http://www.linxus.co.kr/lib/FCKeditorC/editor/css/images/fck_flashlogo.gif); width: 1px; height: 1px; background-position: 50% 50%; background-repeat: no-repeat no-repeat; ">
file_size = os.path.getsize('test.txt')

print file_size

byoungguk@byoungguk-desktop:~/pythonc$ ./getsizetest.py 
34